<template>
      <div id="top"></div>
</template>
  <script lang="ts" setup>
  </script>
  <style  scoped>
  #top {
  width: 100vw;
  height: 7vh;
  
  background-image: url(../../../img/Top.png);
  background-repeat: no-repeat; /* 防止图像重复 */
  background-size: 100% 100%; /* 图像覆盖整个元素 */
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999999;
}
  </style>